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    IteratorIterator::key

    (PHP 5 >= 5.1.0, PHP 7)

    IteratorIterator::key — Get the key of the current element

    Opis

    public IteratorIterator::key ( void ) : mixed

    Get the key of the current element.

    Parametry

    Ta funkcja nie posiada parametrów.

    Zwracane wartości

    The key of the current element.

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